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Holding Procedure Upper Limit (HUL)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: hul.ttl

Name

holdingProcUpperLimit

Datatype

Real

Definition

The maximum holding procedure altitude or flight level allowed for all aircraft categories at all defined speeds.

Accepted

2013-10-18

Defined by

DFDD

Physical quantity

length

Recommended unit

Metre (m)

Used by

• GA060 Holding Procedure

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.